Thread: Tuning Q & A?
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Old 12-26-2009, 7:38pm   #11
edcmat-l1
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Originally Posted by Munch View Post
What exactly does the torque management do on the A4 cars? I know you told me mine was turned off when you tuned my car but I'd like to know what exactly it did and what benefit comes from turning it off.

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It uses either timing or ETC to decrease the amount of power the engine is making, right before, and during an upshift. It is supposed to help the trans live (that's what everyone says) but I tend to believe it is more for comfort. The engineers don't want customers coming in complaining about harsh shifts.

Turning it off, or decreasing it substantially, makes the trans shift quicker, more firmly, and lessens the time the clutch packs are slipping, which some trans builders say is better for the trans than the slow gradual shifts which tend to let the clutch packs and bands spend more time partially engaged and slipping.
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